4040443030044 has 24 divisors (see below), whose sum is σ = 9428378995728. Its totient is φ = 1346717401600.

The previous prime is 4040443030027. The next prime is 4040443030049. The reversal of 4040443030044 is 4400303440404.

It is a super-2 number, since 2×4040443030044² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4040443029993 and 4040443030020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040443030049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11943957 + ... + 12277580.

It is an arithmetic number, because the mean of its divisors is an integer number (392849124822).

Almost surely, 2^{4040443030044} is an apocalyptic number.

It is an amenable number.

4040443030044 is an abundant number, since it is smaller than the sum of its proper divisors (5387935965684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4040443030044 is a wasteful number, since it uses less digits than its factorization.

4040443030044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24235445 (or 24235443 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 4040443030044 its reverse (4400303440404), we get a palindrome (8440746470448).

The spelling of 4040443030044 in words is "four trillion, forty billion, four hundred forty-three million, thirty thousand, forty-four".